Medical Doctor Program year 2025 Reported 2019–2025 Source: CMS Open Payments, 2026 publication

Anhtuan Nguyen

Internal Medicine Westminster, CA Medical Doctor

NPI 1386698660 CMS profile 289230

14541 Brookhurst St, Suite D2, Westminster, CA 92683

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General payments

$9,924

343 records reported · program years 2019–2025

Research payments

$0

Paid to them · None reported · program years 2019–2025

Ownership & investment interest

$0

None reported

Through program year 2025, Anhtuan Nguyen of Westminster, CA is reported in the CMS Open Payments database as having received $9,924 across 343 general payments and $0 in research payments paid to them.

No combined total General, research and ownership are kept apart. Each is reported under its own rules, and ownership is not money that moved at all but the value of a stake held. A meal, a clinical trial grant and a shareholding do not add up to anything meaningful, so this site does not add them.

General payments for this record sit in the 94th percentile of Internal Medicine profiles with reported payments. Percentile describes the distribution, not the conduct.

By program year

7 rows
Year Kind Relative to this record's peak year Amount Records
2025 General $708 10
2024 General $1,234 14
2023 General $1,006 13
2022 General $1,387 35
2021 General $2,116 101
2020 General $2,024 101
2019 General $1,449 69

Beside peers

Year by year, beside peers General payments · among profiles paid that year
  • Anhtuan Nguyen
  • Internal Medicine median
  • Middle half of Internal Medicine
  • National median

In program year 2025, general payments to Anhtuan Nguyen were reported at $708. Among 52,115 Internal Medicine profiles paid that year, the median was $156 and the middle half received between $47 and $551.

Show as a table
Year Anhtuan Nguyen Internal Medicine median Middle half National median
2019 $1,449 $159 $48–$570 $163
2020 $2,024 $119 $33–$402 $114
2021 $2,116 $135 $37–$521 $132
2022 $1,387 $141 $42–$496 $149
2023 $1,006 $149 $45–$519 $160
2024 $1,234 $154 $47–$537 $164
2025 $708 $156 $47–$551 $169

Breakdown

Who paid General payments · program years 2019–2025
  1. Gilead Sciences, Inc. $1,418 53 payments
  2. AstraZeneca Pharmaceuticals LP $1,239 59 payments
  3. Novo Nordisk Inc $1,131 46 payments
  4. GlaxoSmithKline, LLC. $931 11 payments
  5. Amgen Inc. $924 16 payments
  6. Boehringer Ingelheim Pharmaceuticals, Inc. $835 26 payments
  7. AbbVie, Inc. $618 43 payments
  8. Amarin Pharma Inc. $471 20 payments
  9. Bayer HealthCare Pharmaceuticals Inc. $432 10 payments
  10. Lilly USA, LLC $369 13 payments
  11. Other $1,557 46 payments

Every payment, record by record

What the payments were for General payments · program years 2019–2025
  1. Food and Beverage $9,912 342 payments
  2. Education $12 1 payment
Products named General payments · program years 2019–2025
  1. RYBELSUS $1,097 43 payments
  2. FARXIGA $897 44 payments
  3. Ozempic $638 42 payments
  4. JARDIANCE $632 20 payments
  5. CREON $575 40 payments
  6. Kerendia $432 10 payments
  7. Repatha $432 4 payments
  8. Vascepa $371 19 payments
  9. EVENITY $324 10 payments
  10. TRELEGY ELLIPTA $308 5 payments
  11. Other $4,210 135 payments

A payment can name more than one product, so these amounts overlap and do not add up to the general-payment figure.

Prescribing to Medicare patients

Part D · data year 2024 · 207 drugs

Part D claims

26,041

Median for Internal Medicine: 777

Drug cost

$2,667,949

Median for Internal Medicine: $73,373

Branded share of claims

23.1%

Median for Internal Medicine: 19.3%

Drugs this doctor was counted under in Medicare Part D 2024, by drug cost
Drug Type Relative to their largest Claims Drug cost
Jardiance Empagliflozin Brand 782 $489,983
Januvia Sitagliptin Phosphate Brand 390 $231,497
Vascepa Icosapent Ethyl Brand 552 $203,314
Rybelsus Semaglutide Brand 167 $159,277
Tradjenta Linagliptin Brand 279 $147,792
Farxiga Dapagliflozin Propanediol Brand 208 $141,818
Icosapent Ethyl Generic 358 $82,397
Eliquis Apixaban Brand 135 $81,490
Colesevelam Hcl Generic 384 $61,945
Prolia Denosumab Brand 32 $53,919

The 10 drugs with the highest cost, of 207 counted.

Drug cost is what was paid for the drugs at the pharmacy — by Medicare, the patient and others — and is not money to the prescriber. Medicare Part D only: drugs dispensed to Medicare beneficiaries. A drug with fewer than 11 claims for this prescriber is not published, so a missing drug does not mean zero. The medians are for the 104,182 Part D prescribers listed as Internal Medicine; they describe a distribution and say nothing about conduct.

Billing to Medicare

Part B · data year 2024 · 17 billing codes

Paid by Medicare

$129,539

Of which drugs: $9,000

Medicare patients

230

Average age 76

Services billed

2,485

135 women, 95 men among their patients

Share of this provider's Medicare patients with each condition
Condition among their Medicare patients Relative to the most common Share of patients
High blood pressure 75%
Diabetes 56%
Osteoporosis 39%
Alzheimer's or dementia 33%
Arthritis 29%
Ischemic heart disease 23%
Chronic kidney disease 17%
Depression 16%
Drugs given in the clinic that this provider billed Medicare Part B for
Drug given in the clinic Where Patients Services Paid by Medicare
Vaccine for influenza for injection into muscle 90653 Office 99 99 $8,100
Influenza vaccine, trivalent, 0.5 ml dosage 90658 Office 42 42 $900

Medicare Part B only: services billed to Medicare. Rows covering fewer than 11 beneficiaries are not published. Only drugs given in the clinic are itemised here; the rest of what this provider billed is in the total above.

Payments and prescribing

First 5 of 12 products · payments 2024

Two separate records. The payments come from Open Payments and the claims from Medicare. They are set side by side because they name the same product; they do not show that a payment affected a prescription.

Products this doctor was paid in connection with in 2024, beside Medicare claims for the same product
Product Paid by Related payments Part D claims Part B services
VOQUEZNA
  • Phathom Pharmaceuticals, Inc. $247
$247 — —
Repatha
  • Amgen Inc. $143
$143 — —
Otezla
  • Amgen Inc. $140
$140 — —
SHINGRIX
  • GlaxoSmithKline, LLC. $125
$125 12 —
BREZTRI
  • AstraZeneca Pharmaceuticals LP $125
$125 19 —

A dash means Medicare published no figure for this doctor and product — fewer than 11 claims, or the product is not covered under that part — which is not the same as none. Payments are general payments only; one that names several products is split evenly between them, so an amount is payments related to the product, not money paid for it.

See all 12 in the dashboard with a free account

Records

343 reported

Every payment, record by record

Date, company, amount, what it was for and the product named — filter by year, kind and company, or download as CSV.

Other Internal Medicine in California

Related records

What this means

U.S. law requires drug and medical device manufacturers to report payments and transfers of value they make to physicians and teaching hospitals. The Centers for Medicare & Medicaid Services publishes that record each year. This page shows what was reported about this person, and nothing else.

An ownership interest is different from the other two. It is not a payment: it is a stake — shares, options, a partnership holding — that a physician or an immediate family member held in a manufacturer during that year. The figure shown is what the stake was reported to be worth.

Research payments frequently pass through a clinician to the institution running a trial, and rarely represent personal income. They should be read differently from general payments.

Provenance

Source: CMS Open Payments · through program year 2025

Data current to program year 2025, from CMS's 2026 publication.

We reproduce what manufacturers reported. We do not verify, edit or correct the underlying records.

A payment record is not evidence of wrongdoing. Financial relationships between industry and medicine are legal, common and often necessary for research. Who Paid My Doc reports what was disclosed; it does not judge it.

Who Paid My Doc is independent and is not affiliated with, endorsed by or sponsored by CMS or any U.S. government agency. It is not a consumer reporting agency and this is not a consumer report; do not use it for decisions covered by the Fair Credit Reporting Act.

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